MYP Physics · 05 · structured
Roller-coaster energy checkpoint
Work, energy and power · Original GioPhysics question with a detailed, mark-by-mark answer guide.
- Demand
- discriminating
- Marks
- 7
- Topics
- 1
- Answer
- Complete
Question7 marks
A 500 kg coaster starts from rest 18 m above a checkpoint. It reaches the checkpoint at 16 m/s. Use g = 9.8 N/kg to calculate the energy dissipated by resistance.
Task interpretation
What a complete response should do
Build a visible chain from the information given to the quantity or statement requested.
Make assumptions explicit, connect several ideas, and test whether the final result is physically reasonable.
- Response type
- structured
- Allocation
- 7 marks
- Demand
- discriminating
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